Gear Beast GearWallet Galaxy S8 Plus Sports Armband for Running, Compatible w/Otterbox Type Cases, Large Capacity Storage Pocket, 4 Card Slots, Cash, Keys, Earbuds Also fits Note 5, 4, 4 Edge, More Multi-Position Strap fits arms with circumference of 8 to 20 inches * Arms of 16 to 20 inches requires use of included Armband Strap Extender. This exercise armband is the perfect size to carry your necessities without getting in the way. Made of high quality ultra-soft flexible neoprene molds to your arm for luxurious comfort. Comfort Piping adds an additional layer of protection eliminating skin irritation from unpadded edges that you see on less expensive armbands. Headphone Management feature that keeps your ear buds neatly organized as you rock out to your favorite tunes and allows you to easily stow them away after your workout. Reflective Safety Stripe increases visibility during low light and nighttime activities. Be Seen and Be Safe! Customer satisfaction is our top priority; please do not hesitate to contact us if your Armband does not meet your expectations